#ifndef __BASE64__
#define __BASE64__
#ifdef __cplusplus 
extern "C" { 
#endif 


char* Gb2312ToUnicode(char *gb2310code,unsigned int gblength,unsigned int *len);
char* Unicode2UTF8(char *unicode,unsigned int length,unsigned int *len);
char* Gb2312ToUTF8(char *gb2312code,unsigned int length,unsigned int *len);

void Gb2312ToUnicode(const char *filename);
void Unicode2UTF8(const char *filename);
void Gb2312ToUTF8(const char *filename);

#ifdef __cplusplus 
}
#endif 
#endif